chore: remove image generation, Open WebUI, Lazytainer and neo4j

Drops the comfyui, downloader-comfyui, open-webui, lazytainer and neo4j
services with their volumes, env keys and update.sh steps, plus
scripts/switch-model.sh and the two image-generation research docs.

Refs #55 (removal inventory #58, intent vs. source #63)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

docker-compose.yml

@@ -47,13 +47,6 @@ services:
       - "8080"
     restart: unless-stopped
     networks: [ai-stack]
-    labels:
-      # ponytail: idle-timeout tuning lives here, not in a separate lazytainer config file —
-      # one place to look. Raise LAZYTAINER_INACTIVE_TIMEOUT if 15 min proves too eager.
-      - "lazytainer.group.llamaserver.sleepMethod=stop"
-      - "lazytainer.group.llamaserver.ports=8080"
-      - "lazytainer.group.llamaserver.inactiveTimeout=${LAZYTAINER_INACTIVE_TIMEOUT:-900}"
-      - "lazytainer.group.llamaserver.minPacketThreshold=2"
 
   # Dedicated backend for qwen-code's tool-call harmfulness classifier
   # (fastModel in ~/.qwen/settings.json). Was aliased onto llama-server's own
@@ -168,105 +161,6 @@ services:
         curl -L --fail --create-dirs -o /models/${LLAMA_CLASSIFIER_MODEL_FILE:-Qwen3-4B-Instruct-2507-UD-Q4_K_XL.gguf}
         https://huggingface.co/unsloth/Qwen3-4B-Instruct-2507-GGUF/resolve/main/${LLAMA_CLASSIFIER_MODEL_FILE:-Qwen3-4B-Instruct-2507-UD-Q4_K_XL.gguf}
 
-  # Fetches the three Qwen-Image 2.1 (uncensored GGUF) files ComfyUI needs
-  # (diffusion model, text encoder, VAE) — same test -f guard pattern as
-  # downloader above. See docs/research/image-generation-model-choice.md and
-  # issue #42.
-  #
-  # GGUF weights go in models/unet (ComfyUI-GGUF's own convention), not
-  # models/diffusion_models (that was the old FP8-safetensors layout) — see
-  # github.com/city96/ComfyUI-GGUF. Text encoder/VAE stay safetensors, loaded
-  # by ComfyUI's normal CLIPLoader/VAELoader, so their folders are unchanged.
-  #
-  # ponytail: target paths otherwise assume ComfyUI's standard models/ layout
-  # under BASE_STORAGE_PATH (/storage) — same "not independently confirmed
-  # against the image's Dockerfile" caveat flagged on the comfyui service
-  # below. If ComfyUI doesn't pick these up, check its actual models root
-  # first.
-  downloader-comfyui:
-    image: curlimages/curl:latest
-    profiles: ["tools"]
-    user: root
-    volumes:
-      - comfyui-data:/storage
-    entrypoint: ["sh", "-c"]
-    command:
-      - >
-        mkdir -p /storage/models/unet /storage/models/text_encoders /storage/models/vae &&
-        (test -f /storage/models/unet/${COMFYUI_DIFFUSION_MODEL_FILE:-qwen-image-2.1-UC-Q4_K_M.gguf} &&
-        echo "diffusion model already downloaded, skipping" ||
-        curl -L --fail --create-dirs -o /storage/models/unet/${COMFYUI_DIFFUSION_MODEL_FILE:-qwen-image-2.1-UC-Q4_K_M.gguf}
-        https://huggingface.co/abenzerps/Qwen-Image-2.1-Uncensored-GGUF/resolve/main/${COMFYUI_DIFFUSION_MODEL_FILE:-qwen-image-2.1-UC-Q4_K_M.gguf}) &&
-        (test -f /storage/models/text_encoders/${COMFYUI_TEXT_ENCODER_FILE:-qwen3vl_8b_int8_convrot.safetensors} &&
-        echo "text encoder already downloaded, skipping" ||
-        curl -L --fail --create-dirs -o /storage/models/text_encoders/${COMFYUI_TEXT_ENCODER_FILE:-qwen3vl_8b_int8_convrot.safetensors}
-        https://huggingface.co/abenzerps/Qwen-Image-2.1-Uncensored-GGUF/resolve/main/text_encoders/${COMFYUI_TEXT_ENCODER_FILE:-qwen3vl_8b_int8_convrot.safetensors}) &&
-        (test -f /storage/models/vae/${COMFYUI_VAE_FILE:-qwen_image_2.1_vae_bf16.safetensors} &&
-        echo "vae already downloaded, skipping" ||
-        curl -L --fail --create-dirs -o /storage/models/vae/${COMFYUI_VAE_FILE:-qwen_image_2.1_vae_bf16.safetensors}
-        https://huggingface.co/abenzerps/Qwen-Image-2.1-Uncensored-GGUF/resolve/main/vae/${COMFYUI_VAE_FILE:-qwen_image_2.1_vae_bf16.safetensors})
-
-  # Local image generation — see issue #38 (wayfinder map). yurisasc's image
-  # is gfx1201-tuned specifically (R9700's arch), unlike the official/AMD
-  # ComfyUI image which doesn't pin RDNA4 support — see
-  # docs/research/image-generation-options.md.
-  #
-  # Model is Qwen-Image 2.1 GGUF (uncensored variant, see .env.example) —
-  # needs the ComfyUI-GGUF custom node (github.com/city96/ComfyUI-GGUF) for
-  # its "Unet Loader (GGUF)" node. Not confirmed pre-installed in this image;
-  # if missing, exec in and `git clone` it into custom_nodes, then pip
-  # install its requirements.txt and restart the container.
-  comfyui:
-    image: yurisasc/comfyui-rocm7.1:latest
-    container_name: comfyui
-    devices:
-      - /dev/kfd
-      - /dev/dri
-    # Numeric GIDs, not names — see HOST_VIDEO_GID/HOST_RENDER_GID in
-    # .env.example and docs/research/rocm-gpu-pin-and-render-group.md.
-    group_add:
-      - "${HOST_VIDEO_GID:?run scripts/update.sh first to resolve this}"
-      - "${HOST_RENDER_GID:?run scripts/update.sh first to resolve this}"
-    security_opt:
-      - seccomp=unconfined
-    ipc: host
-    environment:
-      - HSA_OVERRIDE_GFX_VERSION=12.0.1
-      - PYTORCH_ROCM_ARCH=gfx1201
-    volumes:
-      - comfyui-data:/storage
-    # yurisasc/comfyui-rocm7.1 has no entrypoint/CMD of its own (just drops
-    # into bash) and doesn't read PUID/PGID/VIDEO_GID/RENDER_GID or
-    # BASE_STORAGE_PATH — confirmed by inspecting the image directly, so
-    # this command is required, not optional, or the container exits 0
-    # immediately and restart-loops. Runs as root (image's only user);
-    # group_add above is what actually grants /dev/kfd + /dev/dri access.
-    #
-    # --base-directory fully replaces ComfyUI's custom_nodes/input/output/
-    # user/temp dirs with ones under /storage (confirmed in folder_paths.py)
-    # rather than adding to the image's baked-in ones — so first boot must
-    # seed /storage/custom_nodes from the image's copy (ComfyUI-Manager
-    # lives there) or it's gone, and main.py hard-crashes if custom_nodes
-    # doesn't exist yet at all.
-    entrypoint: ["sh", "-c"]
-    command:
-      - >
-        mkdir -p /storage/custom_nodes /storage/input /storage/output /storage/user &&
-        [ -z "$(ls -A /storage/custom_nodes)" ] && cp -r /workspace/ComfyUI/custom_nodes/. /storage/custom_nodes/ || true;
-        exec python main.py --listen 0.0.0.0 --port 8188 --base-directory /storage
-    #
-    # Published host port (unlike llama-server's ai-stack-only pattern):
-    # ComfyUI's own UI is meant to be reachable directly too, for a planned
-    # external nginx reverse-proxy route to comfy.home — not just through
-    # OmniRoute. Still also reachable at http://comfyui:8188 internally on
-    # ai-stack, which is the URL to register as OmniRoute's comfyui
-    # provider (dashboard or POST /api/providers, per docs/proxy-key-onboarding.md
-    # — same undocumented-in-repo manual flow already used for llama-server).
-    ports:
-      - "8138:8188"
-    restart: unless-stopped
-    networks: [ai-stack]
-
   # Replaces litellm — see issue #31 (wayfinder map) for the full migration
   # rationale/findings. No static config.yaml equivalent: provider routing
   # (llama-server, searxng-search) is registered once through the dashboard
@@ -349,28 +243,8 @@ services:
       retries: 3
       start_period: 40s
 
-  lazytainer:
-    image: ghcr.io/vmorganp/lazytainer:master
-    container_name: lazytainer
-    # NOT network_mode: host — lazytainer identifies its own container by
-    # matching os.Hostname() against the Docker container-ID list
-    # (vmorganp/Lazytainer, configureFromLabels()); under host networking the
-    # container inherits the host's hostname instead of its own ID, so that
-    # match always fails and it panics with "Could not determine container ID
-    # of lazytainer" on every start. Host networking also can't see traffic
-    # to llama-server:8080 anyway — that port only exists on the ai-stack
-    # bridge network (no host port published, see issue #15 above). Joining
-    # ai-stack instead fixes both: hostname becomes the real container ID,
-    # and it's on the same network as the traffic it's watching.
-    networks: [ai-stack]
-    volumes:
-      - /var/run/docker.sock:/var/run/docker.sock:ro
-    restart: unless-stopped
-    depends_on:
-      - llama-server
-
   # RAG vector store — see docs/agents/... (wayfinder). Dashboard UI published
-  # directly like comfyui above, not gatewayed through omniroute (it isn't an
+  # directly, not gatewayed through omniroute (it isn't an
   # LLM provider).
   qdrant:
     image: qdrant/qdrant:latest
@@ -382,67 +256,10 @@ services:
     restart: unless-stopped
     networks: [ai-stack]
 
-  # RAG graph store, native vector index too (can absorb qdrant's job later
-  # if the two-DB split proves unnecessary — see wayfinder notes).
-  neo4j:
-    image: neo4j:5-community
-    container_name: neo4j
-    environment:
-      - NEO4J_AUTH=neo4j/${NEO4J_PASSWORD:?run scripts/update.sh first to resolve this}
-    volumes:
-      - neo4j-data:/data
-    ports:
-      - "7474:7474" # browser UI
-      - "7687:7687" # bolt
-    restart: unless-stopped
-    networks: [ai-stack]
-
-  # Chat + image-generation frontend. Talks to ComfyUI directly for images —
-  # NOT through omniroute: OmniRoute's built-in `comfyui` provider hardcodes
-  # a CheckpointLoaderSimple (single-file-checkpoint) workflow in
-  # open-sse/handlers/imageGeneration/providers/comfyUI.ts with no override,
-  # so it can't drive Qwen-Image 2.1's split unet/text-encoder/vae GGUF
-  # loader chain. Open WebUI's ComfyUI backend is fully generic instead —
-  # you upload the exact workflow_api.json exported from ComfyUI's own
-  # graph editor and map arbitrary node IDs to parameters.
-  #
-  # Chat backend still goes through omniroute (OpenAI-compatible), same
-  # gateway every other client uses — mint OPENWEBUI_OMNIROUTE_KEY by hand
-  # per docs/proxy-key-onboarding.md, same as any other workload.
-  #
-  # ponytail: only wires the base ComfyUI URL + chat backend via env vars.
-  # COMFYUI_WORKFLOW/COMFYUI_WORKFLOW_NODES env vars exist but are reported
-  # flaky upstream — set the actual workflow JSON by hand in Settings >
-  # Images in the web UI instead, once you've exported it from ComfyUI.
-  open-webui:
-    image: ghcr.io/open-webui/open-webui:main
-    container_name: open-webui
-    depends_on:
-      comfyui:
-        condition: service_started
-      omniroute:
-        condition: service_started
-    environment:
-      - OPENAI_API_BASE_URL=http://omniroute:${OMNIROUTE_API_PORT:-20129}/v1
-      - OPENAI_API_KEY=${OPENWEBUI_OMNIROUTE_KEY:-}
-      - ENABLE_IMAGE_GENERATION=True
-      - IMAGE_GENERATION_ENGINE=comfyui
-      - COMFYUI_BASE_URL=http://comfyui:8188
-      - WEBUI_AUTH=True
-    volumes:
-      - open-webui-data:/app/backend/data
-    ports:
-      - "8008:8080"
-    restart: unless-stopped
-    networks: [ai-stack]
-
 networks:
   ai-stack:
 
 volumes:
   models:
   omniroute-data:
-  comfyui-data:
   qdrant-data:
-  neo4j-data:
-  open-webui-data: